www.forum-epfl.ch

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:51:ed:4b:e5:58:13:b7:9d:45:26:2c:e0:a2:a4:c3:ca:63 was issued on by Let's Encrypt.

This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.


We have idenified some issues with this certificate:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=www.forum-epfl.ch

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:51:ed:4b:e5:58:13:b7:9d:45:26:2c:e0:a2:a4:c3:ca:63
Serial Number (int): 289215150624792150383141881567761326656099
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 71:25:76:c4:0b:1d:5f:04:7c:80:5b:9e:8e:aa:f0:4b:d6:a2:34:a1
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 88:63:a5:11:f7:2a:c7:82:85:08:ca:d9:5b:e2:41:9f:57:ff:a5:c9
Fingerprint (sha256): 61:c8:b7:c2:f9:b2:ab:31:86:08:45:65:d6:df:4a:0d:41:d2:02:df:d3:8d:af:49:b8:37:8d:d3:f5:fc:b4:47

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate www.forum-epfl.ch

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.forum-epfl.ch

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

www.forum-epfl.ch

Other certificates including the domain name forum-epfl.ch

(limited to 100 certificates)
forum-epfl.ch
www.forum-epfl.ch
intranet.forum-epfl.ch
intranet.forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
intranet.forum-epfl.ch
intranet.forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
intranet.forum-epfl.ch
forum-epfl.ch
www.forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
intranet.forum-epfl.ch
forum-epfl.ch
platform.forumepfl.ch
forum-epfl.ch
forum-epfl.ch
intranet.forum-epfl.ch
intranet.forum-epfl.ch
intranet.forum-epfl.ch
intranet.forum-epfl.ch
intranet.forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
platform.forumepfl.ch
forum-epfl.ch
intranet.forum-epfl.ch
www.forum-epfl.ch
forum-epfl.ch
intranet.forum-epfl.ch
forum-epfl.ch
forum-epfl.ch

Certificate

The complete raw certificate details for www.forum-epfl.ch in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFWjCCBEKgAwIBAgISA1HtS+VYE7edRSYs4KKkw8pjMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMjYxNDUxNTRaFw0y
MDA1MjYxNDUxNTRaMBwxGjAYBgNVBAMTEXd3dy5mb3J1bS1lcGZsLmNoMIIBIjAN
BgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5WO4QG8jTDocXAEEidZK9+vJMfHH
hPhkJXC3N0rV65V5LWWDTLaEEXiP7uzrm0LJv7hD+htRioKlLu9trG6dzDlNRN8U
L8ZDhA04slrU19UIsgmU59Jor4NLwFnJ/Ix2puSjqhLejXDsML4PFjIkxb4xCXDu
FMCyNcAvb6FNgGDcSi5UqFSFsW8zdrHTsmY2aMpQ839tg0TF8XfkeyjKmzVs/gKV
fJIb4x1ebxPWi1niOB+w+H3niAeeyEhVVniCmW1Mv2x/8cgS0lJ0mJaz4Wl3nfKo
vjMg0wJkMbvY0H0k5BEf/UTKZqHNAy2OggRyy8Y7+qADV/22xAfIDHve7wIDAQAB
o4ICZjCCAmIwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggr
BgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBRxJXbECx1fBHyAW56OqvBL
1qI0oTAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggrBgEFBQcB
AQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRzZW5jcnlw
dC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRzZW5jcnlw
dC5vcmcvMBwGA1UdEQQVMBOCEXd3dy5mb3J1bS1lcGZsLmNoMEwGA1UdIARFMEMw
CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j
cHMubGV0c2VuY3J5cHQub3JnMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHYAXqdz
+d9WwOe1Nkh90EngMnqRmgyEoRIShBh1loFxRVgAAAFwgjKF9AAABAMARzBFAiEA
1ikscgfK/xmDySPRdJ0/sp+xEg2O7MK/QStJj6Tc0YsCIG9flPQrhSjf4IrUHNwA
Lszlclhagu3TxBQoYTnEQ2TTAHYAsh4FzIuizYogTodm+Su5iiUgZ2va+nDnsklT
Le+LkF4AAAFwgjKF4wAABAMARzBFAiEA48qpBgjQG4NG4YxBTaMpRoBD03v0Qd8k
x89mV+3tmu0CICU3IMN0Uqms1AfX1VUxAz6VLDfy/qJNSotyYUW3eFLQMA0GCSqG
SIb3DQEBCwUAA4IBAQCZbo5chWLW2vEvNnzPo8oG7uEpxmUFQsWNklaH0XSUoFVt
I75l/rolvxuFsem+DkY5zrF4bmQkhrB8rWXQhOz4DeQojQL5w5yumd8NgSfP7aTA
exGvY7hHvR3Hu/P6NSwZM6gYVpRXDnkKLU1+JrxXfbQSDq9VWu5A8v7aNeNXArgM
Shk+wjXUC/E4bOqvtQ6wbvRoR93tzX2cNjO5G1AQ/3T3jbmQNVzeSNNBj6TWVeYX
4qxu5ctLinGcTiQh6B67KdnyaJsPWIZ+XG2Snnfhcu+tPjQv7wfWqwAY5N34Fkmj
Z/CH0Dn1Yizi8tAY/5ZdreBbBccVZSL61afGvVJR
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5WO4QG8jTDocXAEEidZK
9+vJMfHHhPhkJXC3N0rV65V5LWWDTLaEEXiP7uzrm0LJv7hD+htRioKlLu9trG6d
zDlNRN8UL8ZDhA04slrU19UIsgmU59Jor4NLwFnJ/Ix2puSjqhLejXDsML4PFjIk
xb4xCXDuFMCyNcAvb6FNgGDcSi5UqFSFsW8zdrHTsmY2aMpQ839tg0TF8XfkeyjK
mzVs/gKVfJIb4x1ebxPWi1niOB+w+H3niAeeyEhVVniCmW1Mv2x/8cgS0lJ0mJaz
4Wl3nfKovjMg0wJkMbvY0H0k5BEf/UTKZqHNAy2OggRyy8Y7+qADV/22xAfIDHve
7wIDAQAB
-----END PUBLIC KEY-----

ASN.1 decoded

 [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2
 . . . . . . . . [c:0|t:2|false] INTEGER 289215150624792150383141881567761326656099
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-26 14:51:54 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-26 14:51:54 +0000 UTC
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'www.forum-epfl.ch'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption)
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 28957745470388258654308226980076427596222214802968224051868526065180805298282737489259256053457428404368751486899925670019819575534847418123497573145689643967419206174076248920789340161650782509979207236461939707317211624720622932629768724242653837546650047611072485488718827173442413056116285292737191749381901368213310537909779700166816186425178214739120626714735588073399954769608632567177479703544196522631019413118382438408265820869582771267621349218695009885551957772891848722549623217394519601172959856914304879989676531395908348481175715405411956352276300488367028626966357704809003990533928574625466218700527
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537

 . . . . . . . . [c:2|t:3|true] ORAddress 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits)
							05a0
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							712576c40b1d5f047c805b9e8eaaf04bd6a234a1
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (99 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.int-x3.letsencrypt.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cert.int-x3.letsencrypt.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (21 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.forum-epfl.ch'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (69 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a11212841875968171455800000170823285f40000040300473045022100d6292c7207caff1983c923d1749d3fb29fb1120d8eecc2bf412b498fa4dcd18b02206f5f94f42b8528dfe08ad41cdc002ecce572585a82edd3c414286139c44364d3007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170823285e30000040300473045022100e3caa90608d01b8346e18c414da329468043d37bf441df24c7cf6657eded9aed0220253720c37452a9acd407d7d55531033e952c37f2fea24d4a8b726145b77852d0
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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